This pairing of a blue denim jacket and black ripped skinny jeans spells laid-back cool and effortless menswear style. For something more on the classier side to finish off this outfit, introduce black suede desert boots to the equation. Stick with this one if you're after a standout summer outfit. Relaxed outfits for stylish 20-year-old gents aren't actually that hard, as you see here.